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Wyszukujesz frazę "Guo, Qin" wg kryterium: Autor


Wyświetlanie 1-3 z 3
Tytuł:
Analytical study on the cutting force and residual stress in whirlwind milling of a large screw
Autorzy:
Guo, Qin
Wang, Yulin
Zhou, Bin
Powiązania:
https://bibliotekanauki.pl/articles/2200854.pdf
Data publikacji:
2023
Wydawca:
Polskie Towarzystwo Mechaniki Teoretycznej i Stosowanej
Tematy:
whirlwind milling
WM
cutting force
residual stress
finite element method
FEM
Opis:
The finite element method (FEM) is developed to simulate a discontinuous cutting in the whirlwind milling. Firstly, a simplified arc-cutting model for simulating the actual circular cutting, and a plane-cutting model for simplification were both developed and verified by experiments. Then, the effects of cutting parameters on the cutting force and residual stress were effectively investigated based on the plane-cutting model. Moreover, a plane-second- -cutting model was further developed. It showed that a minor decrease of cutting force and a higher maximum compressive stress were generated in the second cutting. Those results were conducive to predict and improve the whirlwind milling.
Źródło:
Journal of Theoretical and Applied Mechanics; 2023, 61, 1; 65--76
1429-2955
Pojawia się w:
Journal of Theoretical and Applied Mechanics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Cloning and partial characterization of a gene in Bombyx mori homologous to a human adiponectin receptor
Autorzy:
Zhu, Minfeng
Chen, Keping
Wang, Yong
Guo, Zhongjian
Yin, Huijuan
Yao, Qin
Chen, Huiqin
Powiązania:
https://bibliotekanauki.pl/articles/1040735.pdf
Data publikacji:
2008
Wydawca:
Polskie Towarzystwo Biochemiczne
Tematy:
BmAdipoR
bioinformatics study
subcellular localization
real-time quantitative PCR
BmNPV
Opis:
In this study, we report the cloning and characteristics of an adiponectin-like receptor gene from Bombyx mori (BmAdipoR) with highly conserved deduced amino-acid sequences and similar structure to the human adiponectin receptor (AdipoR). Structural analysis of the translated cDNA suggested it encoded a membrane protein with seven transmembrane domains. BmAdipoR was found to be expressed in multiple tissues and highly expressed in Malpighian tubules, fat body and testis. BmNPV (Bombyx mori nucleopolyhedrovirus) bacmid system combined with confocal microscopy revealed that BmAdipoR was targeted to the cell membrane. We also found that infection with BmNPV did not have an effect on BmAdipoR mRNA quantity in the midgut of susceptible Bombyx mori strain (306) at 48 h, but BmAdipoR mRNA quantity increased significantly at 72 h. We concluded that BmAdipoR gene was a membrane protein ubiquitously expressed in Bombyx mori tissues and that its expression was altered by treating with BmNPV.
Źródło:
Acta Biochimica Polonica; 2008, 55, 2; 241-249
0001-527X
Pojawia się w:
Acta Biochimica Polonica
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Effects of Microwave Sintering on Properties and Microstructure of Ferromanganese Alloy Powders
Autorzy:
Lei, L.
Libo, Z.
Linqing, D.
Hongbo, Z.
Guo, C.
Jinhui, P.
Qin, G.
Powiązania:
https://bibliotekanauki.pl/articles/947519.pdf
Data publikacji:
2018
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
microwave sintering
ferromanganese powder
densification
liquid phase
process conditions
Opis:
Microwave sintering process was employed to agglomerate ferromanganese alloy powders. The effects of sintering temperature, holding time and particle size composition on the properties and microstructure of sintering products were investigated. The results was shown that increasing sintering temperature or holding time appropriately is beneficial to increase the compressive strength and volume density. SEM and EDAX analysis shows that the liquid phase formed below the melting point in the sintering process, which leads to densification. XRD patterns indicate that the main reaction during microwave sintering is the decarbonization and carburization of iron carbide phase. The experiment demonstrate that the optimum microwave sintering process condition is 1150°C, 10 min and 50% content of the powders with the size of –75 μm.
Źródło:
Archives of Metallurgy and Materials; 2018, 63, 2; 547-553
1733-3490
Pojawia się w:
Archives of Metallurgy and Materials
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-3 z 3

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